SQL查询一个表中类别字段中Max()最大值对应的记录
SELECT A.id,
A.name,
A.version
FROM DOC A,
(SELECT id,
MAX(version) AS version
FROM DOC
GROUP BY id) AS B
WHERE A.id = B.id
AND A.version = B.version
SQL查询一个表中类别字段中Max()最大值对应的记录
SELECT A.id,
A.name,
A.version
FROM DOC A,
(SELECT id,
MAX(version) AS version
FROM DOC
GROUP BY id) AS B
WHERE A.id = B.id
AND A.version = B.version